In an away game against Manchester City, Arsenal lost 3-1 after Sergio Aguero scored a hat-trick, while Laurent Koscielny scored for the Gunners.
Mesut Ozil and Leroy Sane, who were seen talking in the tunnel, were unused substitutes at Etihad.
The German pair were captured at the tunnel as Mesut Ozil has handed his shirt to Sane. (via
Mirror)
Ozil's future at the Emirates remains the source of much speculation under Unai Emery. He had been left out in recent weeks but returned to captain the side for the midweek 2-1 win over Cardiff .